1.山葵：
Wasabi是由Wasabi Technologies Incorporation提供的文件托管和云存储服务。它是一个对象存储服务。它由Wasabi Technologies Incorporation在2017年推出。它不提供免费的存储空间。它提供了无限制的最大付费存储空间。也称为Wasabi Hot Storage或Wasabi Hot Cloud Storage 。
2. Ubuntu One：
Ubuntu One是由Canonical Limited提供的文件托管服务，文件同步服务和云服务。这是一个基于OpenID的单点登录服务。它提供了用于在云上存储文件以及从云流式传输音乐的服务。它由Canonical Ltd.开发。适用于Windows，OS X，iOS，Ubuntu和Android。它提供了5 GB的可用存储空间。它于2009年推出。
Wasabi和Ubuntu One之间的区别：
| WASABI | UBUNTU ONE |
|---|---|
| It is owned by Wasabi Technologies Incorporation. | It was owned by Canonical Limited. |
| It was launched in 2017. | It was launched in 2009. |
| It does not offer free storage space. | It offered 5 GB free storage space. |
| It was developed by Wasabi Tech Inc. | It was developed by Canonical Ltd. |
| Maximum storage size is unlimited here. | Maximum storage size was unlimited here also. |
| It is still in use. | This service was suspended in 2014. |
| Files stored here are encrypted. | Files stored in Ubuntu One were not encrypted. |
| Maximum file size is not restricted here. | Maximum file size was 5 GB per file. |
| It is a file hosting and cloud storage service. | It was a commercial file synchronization service. |
| It has append-only support. | It did not have append-only support. |
| It has no traffic or band-width limit. | It has Amazon S3 limits as traffic or band-width limit. |